74272967 has 2 divisors, whose sum is σ = 74272968. Its totient is φ = 74272966.

The previous prime is 74272963. The next prime is 74272987. The reversal of 74272967 is 76927247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74272967 - 2² = 74272963 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74272963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37136483 + 37136484.

It is an arithmetic number, because the mean of its divisors is an integer number (37136484).

Almost surely, 2^74272967 is an apocalyptic number.

74272967 is a deficient number, since it is larger than the sum of its proper divisors (1).

74272967 is an equidigital number, since it uses as much as digits as its factorization.

74272967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 296352, while the sum is 44.

The square root of 74272967 is about 8618.1765472750. The cubic root of 74272967 is about 420.3492314522.

The spelling of 74272967 in words is "seventy-four million, two hundred seventy-two thousand, nine hundred sixty-seven".